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<div><br></div><div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><b>jQuery对象转化成DOM对象</b></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas">&nbsp; &nbsp;&nbsp;它们都是可以操作的DOM元素</font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas">&nbsp; &nbsp; jQuery是一个类数组对象，而DOM对象就是一个单独的DOM元素。</font></div></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><b>jQuery对象转成DOM对象</b></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas">&nbsp; &nbsp; a.&nbsp;利用数组下标的方式读取到jQuery中的DOM对象</font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas">&nbsp; &nbsp; &nbsp; &nbsp; 举例：</font></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><font class="Apple-style-span" face="Consolas"><br></font></div></blockquote><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><font class="Apple-style-span" face="Consolas"><table border="0" cellpadding="0" cellspacing="0" style="max-width: 100%; background: none !important; border-collapse: collapse; border-spacing: 0px; border-radius: 0px !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 1px 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: 1000px; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal; font-style: normal; font-size: 13px; min-height: auto !important; color: rgb(51, 51, 51); font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><tbody style="border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><td class="gutter" style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; color: rgb(175, 175, 175) !important;"><div class="line number1 index0 alt2" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">1</div><div class="line number2 index1 alt1" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">2</div><div class="line number3 index2 alt2" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">3</div></td><td class="code" style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: 970px; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><div class="container" style="width: auto !important; margin: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: relative !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><div class="line number1 index0 alt2" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&lt;</code><code class="xml keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">div</code><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&gt;元素一&lt;/</code><code class="xml keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">div</code><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&gt;</code></div><div class="line number2 index1 alt1" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&lt;</code><code class="xml keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">div</code><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&gt;元素二&lt;/</code><code class="xml keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">div</code><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&gt;</code></div><div class="line number3 index2 alt2" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&lt;</code><code class="xml keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">div</code><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&gt;元素三&lt;/</code><code class="xml keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">div</code><code class="xml plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">&gt;</code></div></div></td></tr></tbody></table></font></div></blockquote></blockquote><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas">&nbsp; &nbsp; &nbsp; &nbsp; 转换：</font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><font class="Apple-style-span" face="Consolas"><table border="0" cellpadding="0" cellspacing="0" style="max-width: 100%; background: none !important; border-collapse: collapse; border-spacing: 0px; border-radius: 0px !important; border: 0px !important; bottom: auto !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 1px 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: 1000px; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal; font-style: normal; font-size: 13px; min-height: auto !important; color: rgb(51, 51, 51); font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><tbody style="border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><td class="gutter" style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; color: rgb(175, 175, 175) !important;"><div class="line number1 index0 alt2" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">1</div><div class="line number2 index1 alt1" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">2</div><div class="line number3 index2 alt2" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">3</div></td><td class="code" style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: 970px; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><div class="container" style="width: auto !important; margin: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: relative !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><div class="line number1 index0 alt2" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="js keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">var</code>&nbsp;<code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">$div&nbsp;=&nbsp;$(</code><code class="js string" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: blue !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">'div'</code><code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">)&nbsp;</code><code class="js comments" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 130, 0) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">//jQuery对象</code></div><div class="line number2 index1 alt1" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="js keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">var</code>&nbsp;<code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">div&nbsp;=&nbsp;$div[0]&nbsp;</code><code class="js comments" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 130, 0) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">//转化成DOM对象</code></div><div class="line number3 index2 alt2" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">div.style.color&nbsp;=&nbsp;</code><code class="js string" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: blue !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">'red'</code>&nbsp;<code class="js comments" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 130, 0) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">//操作dom对象的属性</code></div></div></td></tr></tbody></table></font></div></blockquote></blockquote><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas">&nbsp; &nbsp; b.&nbsp;通过jQuery自带的<font class="Apple-style-span" color="#ff0000"><b>get()</b></font>方法</font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><font class="Apple-style-span" face="Consolas"><table border="0" cellpadding="0" cellspacing="0" style="max-width: 100%; background: none !important; border-collapse: collapse; border-spacing: 0px; border-radius: 0px !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 1px 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: 1000px; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal; font-style: normal; font-size: 13px; min-height: auto !important; color: rgb(51, 51, 51); font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><tbody style="border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><td class="gutter" style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; color: rgb(175, 175, 175) !important;"><div class="line number1 index0 alt2" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">1</div><div class="line number2 index1 alt1" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">2</div><div class="line number3 index2 alt2" style="border-radius: 0px !important; background: none white !important; border-width: 0px 3px 0px 0px !important; border-top-style: initial !important; border-right-style: solid !important; border-bottom-style: initial !important; border-left-style: initial !important; border-top-color: initial !important; border-right-color: rgb(108, 226, 108) !important; border-bottom-color: initial !important; border-left-color: initial !important; border-image: initial !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 0.5em 0px 1em !important; position: static !important; right: auto !important; text-align: right !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;">3</div></td><td class="code" style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: 970px; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><div class="container" style="width: auto !important; margin: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; padding: 0px !important; position: relative !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important;"><div class="line number1 index0 alt2" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="js keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">var</code>&nbsp;<code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">$div&nbsp;=&nbsp;$(</code><code class="js string" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: blue !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">'div'</code><code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">)&nbsp;</code><code class="js comments" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 130, 0) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">//jQuery对象</code></div><div class="line number2 index1 alt1" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="js keyword" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 102, 153) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; font-style: normal !important; min-height: auto !important;">var</code>&nbsp;<code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">div&nbsp;=&nbsp;$div.get(0)&nbsp;</code><code class="js comments" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 130, 0) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">//通过get方法，转化成DOM对象</code></div><div class="line number3 index2 alt2" style="border-radius: 0px !important; background: none white !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; padding: 0px 1em !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-weight: normal !important; font-style: normal !important; font-size: 1em !important; min-height: auto !important; white-space: pre !important;"><code class="js plain" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: black !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">div.style.color&nbsp;=&nbsp;</code><code class="js string" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: blue !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">'red'</code>&nbsp;<code class="js comments" style="padding: 0px !important; font-family: Consolas, &quot;Bitstream Vera Sans Mono&quot;, &quot;Courier New&quot;, Courier, monospace !important; font-size: 1em !important; color: rgb(0, 130, 0) !important; border-radius: 0px !important; background: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; text-align: left !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: normal !important; font-style: normal !important; min-height: auto !important;">//操作dom对象的属性</code></div></div></td></tr></tbody></table></font></div></blockquote></blockquote><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><div><font class="Apple-style-span" face="Consolas"><br></font></div><script type="text/javascript" language="javascript" src="jquery.js"></script><script type="text/javascript" language="javascript" src="itemlink.js"></script></body></html>